Re: [PATCH v2 13/25] powerpc/8xx: also use r3 in the ITLB miss in all situations

From: Scott Wood
Date: Mon Sep 28 2015 - 20:00:55 EST


On Tue, Sep 22, 2015 at 06:50:54PM +0200, Christophe Leroy wrote:
> We are spending between 40 and 160 cycles with a mean of 65 cycles
> in the TLB handling routines (measured with mftbl) so make it more
> simple althought it adds one instruction
>
> Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>
> ---
> No change in v2
>
> arch/powerpc/kernel/head_8xx.S | 15 ++++-----------
> 1 file changed, 4 insertions(+), 11 deletions(-)

Why is this a separate patch from 1/25?

Same comments as on that patch.

-Scott
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